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path: root/drivers/usb/musb/davinci.c
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Diffstat (limited to 'drivers/usb/musb/davinci.c')
-rw-r--r--drivers/usb/musb/davinci.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c
index f56f2df..359c635 100644
--- a/drivers/usb/musb/davinci.c
+++ b/drivers/usb/musb/davinci.c
@@ -26,6 +26,10 @@
#include "davinci.h"
#include <asm/arch/hardware.h>
+#if !defined(CONFIG_DV_USBPHY_CTL)
+#define CONFIG_DV_USBPHY_CTL (USBPHY_SESNDEN | USBPHY_VBDTCTEN)
+#endif
+
/* MUSB platform configuration */
struct musb_config musb_cfg = {
.regs = (struct musb_regs *)MENTOR_USB0_BASE,
@@ -50,7 +54,7 @@ static u8 phy_on(void)
writel(USBPHY_PHY24MHZ | USBPHY_SESNDEN |
USBPHY_VBDTCTEN, USBPHY_CTL_PADDR);
#else
- writel(USBPHY_SESNDEN | USBPHY_VBDTCTEN, USBPHY_CTL_PADDR);
+ writel(CONFIG_DV_USBPHY_CTL, USBPHY_CTL_PADDR);
#endif
timeout = musb_cfg.timeout;
@@ -78,6 +82,17 @@ static void phy_off(void)
writel(USBPHY_OSCPDWN | USBPHY_PHYPDWN, USBPHY_CTL_PADDR);
}
+void __enable_vbus(void)
+{
+ /*
+ * nothing to do, vbus is handled through the cpu.
+ * Define this function in board code, if it is
+ * different on your board.
+ */
+}
+void enable_vbus(void)
+ __attribute__((weak, alias("__enable_vbus")));
+
/*
* This function performs Davinci platform specific initialization for usb0.
*/
@@ -86,9 +101,8 @@ int musb_platform_init(void)
u32 revision;
/* enable USB VBUS */
-#ifndef DAVINCI_DM365EVM
enable_vbus();
-#endif
+
/* start the on-chip USB phy and its pll */
if (!phy_on())
return -1;